374 
cemis subramosis verticillastris sexfloris, calycis campanulati 
striati colorati labio superiore integro truncato, inferioris lon- 
gioris, dentibus ovatis acutis corollis calyce triplo longioribus, 
latus. —146 species; all American, distributed into 9 groupes: Tunirtora, Ca- 
LYCINZS, AXILLIFLOR;E, Birtor#, Exiantam, PorvsrACcHYJE, DRACTEATZ, 
Bracuyanto#, and MicRANTHJE. : 
8. Microspnace. Calyx ovatus, labio superiore integro. Corolla minima tubo 
incluso, intus exannulato, labio superiore recto, inferioris lobis lateralibus patenti- 
"bus.— Connectiva postice deflexa, linearia, longitudinaliter connata. Styli lobus 
inferior complanato-dilatatus, rotundatus.—2 or 3 American species: S. occiden- 
talis, procumbens, and misella. 
9. NomiosrHacr. Calyx ovatus, labio superiore integro. Corolla minima, tubo 
incluso, intus annulato ? ; labio superiore brevissimo, truncato, inferioris lobis later- 
alibus patentibus. Connectiva medio affixa, postice remota porrecta, loculam sub- 
conformem fertilem ferentia.—1 species, S. plebeia, from India and tropical 
Australia. 
10. Hererosrmace. Calyx tubulosus, labio superiore truncato, tridentato. 
Corolle tubus intus annulatus, labium superius breve rectum, inferioris lobi late- 
rales patentes. Connectiva medio affixa, postice remota, porrecta, loculam sub- 
conformem minorem subfertilem ferentia.—14 species ; viz. 3 North American 
(S. lyrata, &c.), 1 North African (S. Nilotica), 8 from the Cape (S. runcinata; &e.), 
1 Indian (S. ocymoides), and 1 Japanese (8. Japonica), es 
ll. Gymwyospuacr, Calyx tubulosus, labio superiore integro, recurvo« Co- 
rolle tubus brevis, amplus, intus annulatus? labia brevia, superius erectum, infé- 
rioris lobi laterales patentes. Connectiva postice remota, deflexa, filiformia, acuta, 
filamentis erectis cum connectivo subcontinuis.—A single species, S. saxicola, 
from India. ; : 
12. Hemisruacr.  Calys tubulosus, labio superiore truncato, tridentato. Co- 
rolle tubus intus annulatus; labium superius erecto-patens, inferioris lobi laterales 
patentes. Connectiva postice brevissima, remota, deflexa, acuta; dentiformia, fila- 
mentis erectis cum connectivo subcontinuis.—3 species; S. verticillata from South 
&nd Eastern Europe, and two others from the Levant. : 
-The above characters may be contrasted together by the following Synopsis: — 
Connectiva postice porrecta, subantherifera. Corolle tubus annulatus, labii infe- 
rioris lobi laterales patentes, codi dis talo 
Calyx subsequaliter 4-5-dentatus. — ee 
Calycis fructiferi dentes acuti vix aucti, Sect. 1. Evsrusce, 4 
dilatati, venosi,..,.... seen Sect 2. Trussosmacn 1? 
Calycis labium superius truncatum sub- 
tridentatum inferius bifidum, ,.,,..... Sect. 3. DRYMOSPHACS, 
4 
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30 
